package com.k.kppcloud.gateway.config;

import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.cloud.gateway.config.GatewayProperties;
import org.springframework.cloud.gateway.route.RouteLocator;
import org.springframework.cloud.gateway.support.NameUtils;
import org.springframework.context.annotation.Primary;
import org.springframework.stereotype.Component;
import springfox.documentation.swagger.web.SwaggerResource;
import springfox.documentation.swagger.web.SwaggerResourcesProvider;

import java.util.ArrayList;
import java.util.List;

@Slf4j
@Component
@AllArgsConstructor
@Primary
public class SwaggerResourceConfig implements SwaggerResourcesProvider {

    private final RouteLocator routeLocator;
    private final GatewayProperties gatewayProperties;

    @Override
    public List<SwaggerResource> get() {
        List<SwaggerResource> resources = new ArrayList<>();
        List<String> routes = new ArrayList<>();
        routeLocator.getRoutes().subscribe(route -> System.out.println("id:"+route.getId() +"url:"+route.getUri()));
        routeLocator.getRoutes().subscribe(route -> routes.add(route.getId()));
//        gatewayProperties.getRoutes().stream().filter(routeDefinition -> routes.contains(routeDefinition.getId())).forEach(route -> {
//            route.getPredicates().stream()
//                    .filter(predicateDefinition -> ("Path").equalsIgnoreCase(predicateDefinition.getName()))
//                    .forEach(predicateDefinition -> resources.add(swaggerResource(route.getId(),
//                            predicateDefinition.getArgs().get(NameUtils.GENERATED_NAME_PREFIX + "0")
//                                    .replace("**", "v2/api-docs"))));
//        });
        // 就是添加路由的资源名称和路径,可以通过配置添加，也可以通过注册中心查找添加。
        resources.add(swaggerResource("kppcloud-gateway","/kppcloud-gateway/v2/api-docs"));
        resources.add(swaggerResource("kppcloud-system","/kppcloud-system/v2/api-docs"));
        System.out.println("routers2:"+routes);
        return resources;
    }

    private SwaggerResource swaggerResource(String name, String location) {
        log.info("name:{},location:{}",name,location);
        SwaggerResource swaggerResource = new SwaggerResource();
        swaggerResource.setName(name);
        swaggerResource.setLocation(location);
        swaggerResource.setSwaggerVersion("2.0");
        return swaggerResource;
    }
}